| Business | Phone |
| Tri-State Information Stamford 6902 | (203) 316-0103 |
| Telekurs Usa Inc 1 Omega Dr, Stamford 6907 | (203) 353-8100 |
| Simba Information 60 Long Ridge Rd, Stamford 6902 | (203) 325-8193 |
| Citicorp Pos Information Svc 750 Washington Blvd # 4, Stamford 6901 | (203) 335-0740 |
| Concept Information Systems 1 Dock St, Stamford 6902 | (203) 973-1220 |
| Medical Information Systems 25 Horse Shoe Ln, Stamford 6903 | (203) 322-1164 |
| Information Industry Bulletin 51 Bank St, Stamford 6901 | (203) 348-2751 |